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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. |
| 4 |
| 5 // Test that a call to a bailout method in dart2js resolves to the |
| 6 // right method. |
| 7 |
| 8 var reachedAfoo = new C(); |
| 9 |
| 10 class A { |
| 11 foo() { |
| 12 // Using '++' makes sure there is a type guard. |
| 13 reachedAfoo++; |
| 14 } |
| 15 } |
| 16 |
| 17 class B extends A { |
| 18 foo() { |
| 19 reachedAfoo++; |
| 20 // Call the Expect method after the type guard. |
| 21 Expect.fail('Should never reach B.foo'); |
| 22 } |
| 23 |
| 24 bar() { |
| 25 super.foo(); |
| 26 } |
| 27 } |
| 28 |
| 29 class C { |
| 30 int value = 0; |
| 31 operator +(val) { |
| 32 value += val; |
| 33 return this; |
| 34 } |
| 35 } |
| 36 |
| 37 main() { |
| 38 // Using a loop makes sure the 'foo' methods will have an optimized |
| 39 // version. |
| 40 while (reachedAfoo.value != 0) { |
| 41 new A().foo(); |
| 42 new B().foo(); |
| 43 } |
| 44 new B().bar(); |
| 45 Expect.equals(1, reachedAfoo.value); |
| 46 } |
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